Active NPI
Luis Ahumada, LCSW
- Clinical Social Worker
- Philadelphia, PA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Clinical Social Worker
- License
- CW026901
- Practice address
- 3621 Aramingo Ave Ste 5C
Philadelphia, PA 19134-4607 - Phone
- (215) 444-7472
- NPI assigned
- Jan 9, 2026
- Last updated
- Jan 13, 2026
- Sex
- Male
- Sole proprietor
- Yes
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Clinical Social Worker | 1041C0700X | CW026901 | PA | Primary |
Addresses
Primary practice location
3621 Aramingo Ave Ste 5C
Philadelphia, PA 19134-4607
Mailing address
PO Box 746722
Atlanta, GA 30374-6722
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in PA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: No
- Power mobility devices: No
- Hospice: No
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Clinical Social Worker
- Education
- Other, 2021
- Medicare assignment
- May accept Medicare assignment
Practice addresses (Care Compare)
PO Box
Atlanta, GA 30374
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| CW026901 | PA | MD | Clinical Social Worker |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Osh - PA Physicians Group, PC | Clinical | Current | Accepting new patients |
Locations
3621 Aramingo Ave
Philadelphia, PA 19134
Phone (312) 600-8484
3621 Aramingo Ave
Ste 5C
Philadelphia, PA 19134
Phone (215) 444-7472
951 N 6th St
Ste 221
Reading, PA 19601
Phone (484) 207-2000
Organizations & group practices 1
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1767916800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1768262400000",
"number": "1275490310",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 746722",
"city": "ATLANTA",
"state": "GA",
"postal_code": "303746722"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "3621 ARAMINGO AVE STE 5C",
"city": "PHILADELPHIA",
"state": "PA",
"postal_code": "191344607",
"telephone_number": "215-444-7472"
}
],
"practiceLocations": [],
"basic": {
"last_name": "AHUMADA",
"first_name": "LUIS",
"credential": "LCSW",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2026-01-09",
"last_updated": "2026-01-13",
"certification_date": "2026-01-13",
"status": "A"
},
"taxonomies": [
{
"code": "1041C0700X",
"taxonomy_group": "",
"desc": "Social Worker, Clinical",
"state": "PA",
"license": "CW026901",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Philadelphia, PA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.